81935568

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 282731904

約数和(自身を除く): 200796336

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 23, 24, 26, 33, 36, 39, 44, 46, 48, 52, 66, 69, 72, 78, 88, 92, 99, 104, 117, 132, 138, 143, 144, 156, 173, 176, 184, 198, 207, 208, 234, 253, 264, 276, 286, 299, 312, 346, 368, 396, 414, 429, 468, 506, 519, 528, 552, 572, 598, 624, 692, 759, 792, 828, 858, 897, 936, 1012, 1038, 1104, 1144, 1196, 1287, 1384, 1518, 1557, 1584, 1656, 1716, 1794, 1872, 1903, 2024, 2076, 2249, 2277, 2288, 2392, 2574, 2691, 2768, 3036, 3114, 3289, 3312, 3432, 3588, 3806, 3979, 4048, 4152, 4498, 4554, 4784, 5148, 5382, 5709, 6072, 6228, 6578, 6747, 6864, 7176, 7612, 7958, 8304, 8996, 9108, 9867, 10296, 10764, 11418, 11937, 12144, 12456, 13156, 13494, 14352, 15224, 15916, 17127, 17992, 18216, 19734, 20241, 20592, 21528, 22836, 23874, 24739, 24912, 26312, 26988, 29601, 30448, 31832, 34254, 35811, 35984, 36432, 39468, 40482, 43056, 43769, 45672, 47748, 49478, 51727, 52624, 53976, 59202, 63664, 68508, 71622, 74217, 78936, 80964, 87538, 91344, 95496, 98956, 103454, 107952, 118404, 131307, 137016, 143244, 148434, 155181, 157872, 161928, 175076, 190992, 197912, 206908, 222651, 236808, 262614, 274032, 286488, 296868, 310362, 323856, 350152, 393921, 395824, 413816, 445302, 465543, 473616, 525228, 568997, 572976, 593736, 620724, 700304, 787842, 827632, 890604, 931086, 1050456, 1137994, 1187472, 1241448, 1575684, 1706991, 1781208, 1862172, 2100912, 2275988, 2482896, 3151368, 3413982, 3562416, 3724344, 4551976, 5120973, 6302736, 6827964, 7448688, 9103952, 10241946, 13655928, 20483892, 27311856, 40967784, 81935568]

約数ペア:

[(1, 81935568), (2, 40967784), (3, 27311856), (4, 20483892), (6, 13655928), (8, 10241946), (9, 9103952), (11, 7448688), (12, 6827964), (13, 6302736), (16, 5120973), (18, 4551976), (22, 3724344), (23, 3562416), (24, 3413982), (26, 3151368), (33, 2482896), (36, 2275988), (39, 2100912), (44, 1862172), (46, 1781208), (48, 1706991), (52, 1575684), (66, 1241448), (69, 1187472), (72, 1137994), (78, 1050456), (88, 931086), (92, 890604), (99, 827632), (104, 787842), (117, 700304), (132, 620724), (138, 593736), (143, 572976), (144, 568997), (156, 525228), (173, 473616), (176, 465543), (184, 445302), (198, 413816), (207, 395824), (208, 393921), (234, 350152), (253, 323856), (264, 310362), (276, 296868), (286, 286488), (299, 274032), (312, 262614), (346, 236808), (368, 222651), (396, 206908), (414, 197912), (429, 190992), (468, 175076), (506, 161928), (519, 157872), (528, 155181), (552, 148434), (572, 143244), (598, 137016), (624, 131307), (692, 118404), (759, 107952), (792, 103454), (828, 98956), (858, 95496), (897, 91344), (936, 87538), (1012, 80964), (1038, 78936), (1104, 74217), (1144, 71622), (1196, 68508), (1287, 63664), (1384, 59202), (1518, 53976), (1557, 52624), (1584, 51727), (1656, 49478), (1716, 47748), (1794, 45672), (1872, 43769), (1903, 43056), (2024, 40482), (2076, 39468), (2249, 36432), (2277, 35984), (2288, 35811), (2392, 34254), (2574, 31832), (2691, 30448), (2768, 29601), (3036, 26988), (3114, 26312), (3289, 24912), (3312, 24739), (3432, 23874), (3588, 22836), (3806, 21528), (3979, 20592), (4048, 20241), (4152, 19734), (4498, 18216), (4554, 17992), (4784, 17127), (5148, 15916), (5382, 15224), (5709, 14352), (6072, 13494), (6228, 13156), (6578, 12456), (6747, 12144), (6864, 11937), (7176, 11418), (7612, 10764), (7958, 10296), (8304, 9867), (8996, 9108)]